//
//  NSObject+ObjUtil.h
//  fitnessmanage
//
//  Created by wujian on 2018/1/11.
//  Copyright © 2018年 zongquankeji. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSObject (ObjUtil)


-(NSString *)formatTime;


-(BOOL)isNull;

@end
